[Via Weird Science Facts] Music was sent down a telephone line for the first time in 1876, the year the phone was invented.
Sound travels through water 3 times faster than through air.
A square piece of dry paper cannot be folded in half more than 7 times.
Air becomes liquid at about minus 190 degrees Celsius.

Recent comments
2 hours 6 min ago
4 hours 19 min ago
12 hours 43 min ago
15 hours 4 min ago
15 hours 55 min ago
15 hours 56 min ago
1 day 6 hours ago
1 day 6 hours ago
1 day 20 hours ago
2 days 12 hours ago